Hyperfocus

In some cases, it is referred to as perseveration[2]—an inability or impairment in switching tasks or activities ("set-shifting"),[8] or desisting from mental or physical response repetition (gestures, words, thoughts) despite absence or cessation of a stimulus.

[2][1] They are often mimicked by similar conditions involving executive dysfunction or emotional dysregulation, and lack of diagnosis and treatment may lead to further co-morbidity.

[14] The over-concentration or hyperfocus often occurs if the person finds something "very interesting and/or provide(s) instant gratification, such as computer games or online chatting.

[15][16][17] Conditions likely to be confused with hyperfocus often involve repetition of thoughts or behaviors such as obsessive–compulsive disorder (OCD), trauma,[18] and some cases of traumatic brain injury.

[19] Hyperfocus in the context of ASD has also been referred to as the inability to redirect thoughts or tasks as the situation changes (cognitive flexibility).

[19] Schizophrenia is a mental condition characterized by a disconnect from reality, including grandiose delusions, disorganized thinking, and abnormal social behavior.